8: this model is similar to a real life model because it shows what you can have in and around your house
9: the way this model can be useful is by helping show how to build your house the way you want it to be and what you would want
Answer:
D
Explanation:
Carbon is expelled not used for producing sugars or any of that
It is subdural hematoma
A subdural hematoma is a collection of blood outside the brain. They're usually caused by serious head injuries. Bleeding and added pressure on the brain from a subdural hematoma can be life-threatening.
Because it is where salt and fresh water meets
Answer:
gravity
Solar system formed about 4.6 billion year ago, when gravity pulled together low-density cloud of interstellar gas and dust (called a nebula)(movie). The Orion Nebula, an interstellar cloud in which star systems and possibly planets are forming.
Explanation:
